Optical Encoders
SERIES 62R
1/2'' Package, Redundant Circuitry
FEATURES
• Redundant Circuitry
• 1 Million Rotational Cycles
• Compatible with CMOS, TTL and
HCMOS Logic
• Optional Integral Pushbutton
• Available in 12, 16, 24, and 32
Detent Positions
• Choices of Cable Length and
Terminations
• Ideal for Critical Applications
APPLICATIONS
• Cockpit Controls
• Medical Equipment
GRAYHILL
.250±.002
(6,35±0,05)
DIA.
.250±.005
(6,35±0,13)
10 9 8 7 6 5 4 3 2 1
62RXXXX-XX-XXXC
XXXX X-X
Optical and Mechanical
Encoders
DIMENSIONS
In inches (and millimeters)
.230±.050
(5,84±1,27)
GRAYHILL
10 9 8 7 6 5 4 3 2 1
Pin Version
DIM. "A"±.20
(DIM "A"±5,08)
3/8-32 UNEF-2A
THREAD.TO BE
WITHIN .030 (0,76)
OF SHOULDER
.100 (2,54)
STRIPPED
AND TINNED
Cable Version
.152±.005
(3,86±0,13)
28 AWG CABLE
WIRES ON .050
(1,27) CENTER
.066±.005
(1,68±0,13)
.360±.010
(9,14±0,25)
.490±.010
(12,45±0,25)
.312±.005
(7,92±0,13)
.540±.010
(13,72±0,25)
.815±.015
(20,70±0,38)
CONNECTOR
IS AMP P/N
1-215083-0
.460±.010
(11,68±0,25)
.580±.010
(14,73±0,25)
.250±.005
(6,35±0,13)
.219±.004
(5,56±0,1)
.375±.015
(9,53±0,38)
.855±.020
(21,7±0,51)
.250±.005
(6,35±0,13)
.500±.010
(12,7±0,25)
.700±.010
(17,78±0,25)
.933(23,69)
REF.
Unless otherwise specified, standard tolerances are ±0.10 (0,25)
I-15
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
Optical Encoders
CIRCUITRY, TRUTH TABLE, AND WAVEFORM
Switch Schematic
DECK B POWER 5V
DECK A POWER 5V
DECK A OUTPUT "A"
DECK A OUTPUT "B"
DECK B OUTPUT "A"
DECK B OUTPUT "B"
R*
8
R*
7
R*
6
R*
5
4
PUSHBUTTON N.O.
3
DECK A GROUND
DECK B GROUND
2
1
PIN #
10
9
100Ω
Standard Quadrature 2-Bit Code
Truth Table (CW Rotation)
DECK A
DECK B
POSITION
OUTPUT "A" OUTPUT "B" OUTPUT "A" OUTPUT "B"
100Ω
1
2
3
4
INDICATES LOGIC HIGH. BLANK INDICATES
LOGIC LOW. CODE REPEATS EVERY 4 POSITIONS
Wave Form (CW Rotation)
HIGH
OUTPUT "A"
DECK A
LOW
HIGH
OUTPUT "B"
LOW
HIGH
OUTPUT "A"
LOW
HIGH
OUTPUT "B"
LOW
POS.
#1
POS.
#2
POS.
#3
POS.
#4
POS.
#5
POS.
#6
DECK B
* 2.2k EXTERNAL PULL-UP RESISTORS REQUIRED FOR OPERATION
SPECIFICATIONS
Pushbutton Switch Ratings
Pushbutton Rating:
10 mA, 5 Vdc, resistive
Contact Resistance:
less than 10 ohms (TTL
or CMOS compatible)
Pushbutton Life:
3 million actuations min.
Contact Bounce:
less than 4 mS at make
and less than 10 mS at break
Actuation Force:
1000 ±300 grams
Pushbutton Travel:
.010/.025"
Operating Torque:
3.5 ±1.4 in-oz initially
Shaft Push Out Force:
45 lbs minimum
Mounting Torque:
15 in-lbs max.
Terminal Strength:
15 lbs cable pull-out force
min.
Operating Speed:
100 RPM max.
Environmental Ratings
Operating Temperature Range:
-40°C to 85°C
Storage Temperature Range:
-55°C to 100°C
Vibration Resistance:
Harmonic motion with
amplitude of 15G's, within a varied 10 to 2000
Hz frequency for 12 hours
Mechanical Shock:
Test 1: 100g, 6 mS, half
sine, 12.3 ft/s; Test 2: 100g, 6 mS, sawtooth, 9.7
ft/s
Humidity:
90–95% at 40°C for 96 hours
Switch Ratings
Coding:
2-bit quadrature coded output
Operating Voltage:
5.0 ±.25 Vdc
Voltage Breakdown:
250 Vac between
mutually insulated parts
Supply Current:
30 mA maximum@5.0 Vdc
(per deck)
Logic Output Characterisitics:
Logic High: 3.5 Vdc minimum
Logic Low: 1.5 Vdc maximum
Mechanical Life:
1,000,000 cycles minimum
(One cycle is a rotation through all positions
and a full return)
Minimum Sink Current:
2.0 mA
Power Consumption:
150mW max. (per deck)
Output:
open collector phototransistor
Optical Rise and Fall Times:
less than 30 mS
maximum
Materials and Finishes
Shaft:
Aluminum
Bushing:
Zinc casting
Shaft Retaining Ring:
Stainless steel
Detent Spring:
Stainless steel
Printed Circuit Boards:
NEMA grade FR-4
gold over nickel or palladium
Terminals:
Brass, tin-plated
Mounting Hardware:
One brass, nickel-plated
nut and stainless steel lockwasher supplied
with each switch. Nut is 0.094 inches thick by
0.562 inches across flats
Rotor:
Thermoplastic
Code Housing:
Thermoplastic
Pushbutton Dome:
Stainless steel
Dome Retaining Disk:
Thermoplastic
Pushbutton Housing:
Thermoplastic
Phototransistor:
Planar Silicon NPN
Infrared Emitter:
Gallium aluminum
arsenide
Pushbutton Contact:
Brass, nickel-plated
Flex Cable:
28 AWG stranded, halogen-free
polyolefin insulation on .050" centers (cabled
version)
Header Pins:
Phospher bronze, tin-plated
Spacer:
Zinc casting
Backplate/Strain Relief:
Stainless steel
Lockwasher(s):
Stainless steel
Hex Nuts:
Stainless steel
Studs:
Stainless steel
Optical and Mechanical
Encoders
OPTIONS
Contact Grayhill for custom terminations, shaft
and bushing configurations, and resolutions.
Control knobs are also available.
ORDERING INFORMATION
Series
Angle of Throw:
11 = 11.25° or 32 pos., 15 = 15° or 24 pos, 22 = 22.5° or 16 positions,
30 = 30° or 12 Positions
Pushbutton Option:
01 = w/o pushbutton, 02 = with pushbutton
62R22-01-020S
Termination:
.050" centers; S = Stripped cable, C = Connector, P = Pin
Cable Length:
020 = 2.0 inches minimum to 250 = 25.0 inches maximum. Provided in
increments of 1/2 inch. Example: 035 = 3.5", 060 = 6.0". *Eliminate
cable length if ordering
pins.
(Ex: 62R22-02-P)
Custom materials, styles, colors, and markings are available. Control knobs available.
Available from your local Component Grayhill Distributor.
For prices and discounts, contact a local Sales Office, an authorized local
Distributor, or Grayhill.
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
I-16
Embedded System
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